Gas Standards (Gas Supply and System Safety) Regulations 2000Law:S1136:atom:currency2025-06-18T00:00:00.0000000+08:00Gas Standards (Gas Supply and System Safety) Regulations 2000S1136:2023020914362023-02-09T14:36:00.0000000+08:00Gas Standards (Gas Supply and System Safety) Regulations 2000Gas Standards (Gas Supply and System Safety) Regulations 2000PCO Helpdesklegislation@pco.wa.gov.au